@font-face{font-family:IRANYekan Web;src:url(/assets/IRANYekanWebMedium-CnJPe57v.woff2) format("woff2");font-weight:500;font-display:swap}@font-face{font-family:IRANYekan Web;src:url(/assets/IRANYekanWebBold-B9M45xpn.woff2) format("woff2");font-weight:700;font-display:swap}html.rb-product{background:#f5f1e7}.rb-page{--paper: #f5f1e7;--surface: #faf7f0;--surface-muted: #ede7dc;--ink: #232b32;--ink-secondary: #59636c;--lapis: #24466b;--lapis-hover: #1c3856;--lapis-soft: #e5eaf0;--copper: #aa7659;--copper-deep: #805139;--hairline: #d5cec2;--control-border: #7b858b;--ghost: #d5cec2;--focus: var(--lapis);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--space-12: 48px;--space-16: 64px;--radius-control: 8px;--radius-panel: 12px;--radius-pill: 999px;--target: 44px;--type-caption: .875rem;--type-control: .9375rem;--content-width: 1200px;--rb-ease: cubic-bezier(.2, .7, .2, 1);min-height:100vh;background:var(--paper);color:var(--ink);direction:rtl;font-family:IRANYekan Web,Tahoma,sans-serif;font-size:16px;line-height:1.9}.rb-page :focus-visible{outline:2px solid var(--focus);outline-offset:4px}.rb-page a{color:var(--lapis);text-decoration:none}.rb-page a:hover{text-decoration:underline;text-underline-offset:6px}.rb-page button{font:inherit;font-size:var(--type-control);font-weight:500}.rb-page button:disabled{cursor:not-allowed;opacity:.55}.rb-main{max-width:var(--content-width);margin-inline:auto;padding:0 20px var(--space-12)}.rb-topbar{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);border-bottom:1px solid var(--hairline);margin-block-end:var(--space-12)}.rb-page .rb-wordmark{font-size:1.75rem;font-weight:700;color:var(--ink);position:relative;padding-block:var(--space-2);white-space:nowrap}.rb-wordmark:after{content:"";position:absolute;width:24px;height:2px;background:var(--copper);bottom:8px;inset-inline-start:0}.rb-topnav{display:flex;flex-wrap:wrap;gap:var(--space-6);font-size:var(--type-control)}.rb-topnav a,.rb-gusheh-nav a{display:inline-flex;align-items:center;min-height:var(--target)}.rb-eyebrow{margin:0;color:var(--copper-deep);font-size:var(--type-caption);font-weight:500}.rb-display{margin:var(--space-3) 0 0;font-size:clamp(2.125rem,4.5vw,4rem);font-weight:700;line-height:1.35;color:var(--lapis)}.rb-page-title{margin:var(--space-2) 0 0;font-size:clamp(2rem,4vw,3rem);line-height:1.4;color:var(--lapis)}.rb-lead{max-width:40rem;margin:var(--space-4) 0 0;font-size:1.125rem;color:var(--ink-secondary)}.rb-caption{margin:var(--space-1) 0 0;font-size:var(--type-caption);line-height:1.7;color:var(--ink-secondary)}.rb-source{margin-block-start:var(--space-3);overflow-wrap:anywhere}.rb-empty{padding:var(--space-8);background:var(--surface);border:1px dashed var(--control-border);border-radius:var(--radius-panel);color:var(--ink-secondary)}.rb-fixture-note{color:var(--copper-deep);margin-block-start:var(--space-4)}.rb-surface{margin-block-start:var(--space-8);display:flex;flex-direction:column;gap:var(--space-3)}.rb-surface>.rb-eyebrow{color:var(--ink-secondary)}.rb-play-row{display:flex;flex-direction:column-reverse;gap:var(--space-6)}.rb-play-wrap{display:flex;flex-direction:column;align-items:center;gap:var(--space-2)}.rb-page .rb-play,.rb-page .rb-line-play{border:1px solid var(--lapis);background:var(--lapis);color:var(--surface);display:inline-flex;align-items:center;justify-content:center;flex:none;gap:var(--space-3);transition:background .16s var(--rb-ease),transform 80ms var(--rb-ease)}.rb-page .rb-play{border-radius:var(--radius-pill);min-height:52px;padding:var(--space-3) var(--space-8)}.rb-page .rb-play:hover:not(:disabled),.rb-page .rb-line-play:hover:not(:disabled){background:var(--lapis-hover);border-color:var(--lapis-hover)}.rb-page button:active:not(:disabled){transform:translateY(1px)}.rb-page .rb-play:active:not(:disabled){transform:scale(.98)}.rb-play-hint{margin:0;font-size:var(--type-caption);color:var(--ink-secondary)}.rb-control-group{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-4);width:100%;padding-block:var(--space-4);border-block:1px solid var(--hairline)}.rb-seg{display:inline-flex;padding:var(--space-1);border:1px solid var(--control-border);border-radius:var(--radius-control);max-width:100%}.rb-page .rb-seg-item{position:relative;border:0;border-radius:var(--radius-control);background:transparent;color:var(--ink-secondary);min-height:var(--target);padding:var(--space-2) var(--space-4);transition:background .16s var(--rb-ease),color .16s var(--rb-ease)}.rb-page .rb-seg-item:hover:not(:disabled){background:var(--surface-muted)}.rb-page .rb-seg-item-on,.rb-page .rb-seg-item-on:hover:not(:disabled){color:var(--surface);background:var(--lapis)}.rb-seg-bar{display:none}.rb-layer-row{margin-block-start:var(--space-6)}.rb-visual{overflow-x:auto;width:100%;min-width:0}.rb-visual-svg{display:block;max-width:none}.rb-visual-svg ellipse,.rb-visual-svg circle{transition:fill .16s var(--rb-ease)}.rb-visual-svg .pv-glow{display:none}.rb-invite{display:flex;align-items:center;flex-wrap:wrap;gap:var(--space-4) var(--space-8);margin-block-start:var(--space-8)}.rb-invite .rb-lead{margin:0}.rb-page .rb-go{min-height:52px;display:inline-flex;align-items:center;padding:var(--space-3) var(--space-6);border:1px solid var(--control-border);border-radius:var(--radius-control);font-weight:500}.rb-page .rb-go:hover{background:var(--lapis-soft);text-decoration:none}.rb-index-link,.rb-back{min-height:var(--target);display:inline-flex;align-items:center}.rb-lines{display:flex;flex-direction:column;gap:var(--space-4);margin-block-start:var(--space-8)}.rb-line{position:relative;background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius-panel);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-3);min-width:0}.rb-line-active{border-color:var(--lapis)}.rb-line-head,.rb-line-foot{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.rb-line-label{font-weight:700;color:var(--lapis)}.rb-line-pills{display:flex;gap:var(--space-2)}.rb-page .rb-pill{min-height:var(--target);padding:var(--space-2) var(--space-4);border:1px solid var(--control-border);border-radius:var(--radius-pill);background:transparent;color:var(--ink-secondary);transition:background .16s var(--rb-ease)}.rb-page .rb-pill:hover:not(:disabled){background:var(--surface-muted);border-color:var(--control-border)}.rb-page .rb-pill[aria-pressed=true]{background:var(--lapis-soft);border-color:var(--lapis);color:var(--lapis)}.rb-page .rb-line-play{width:48px;height:48px;padding:0;border-radius:var(--radius-pill)}.rb-page .rb-line-play-on{background:var(--lapis-hover);outline:2px solid var(--lapis);outline-offset:3px}.rb-line-names{flex:1;min-width:0;margin:0;color:var(--ink-secondary);font-size:var(--type-caption);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rb-gusheh-nav{display:flex;flex-wrap:wrap;gap:var(--space-2) var(--space-6);margin-block-start:var(--space-4);font-size:var(--type-control)}.rb-dg-row{flex-direction:row;align-items:center;justify-content:space-between}.rb-dg-link{font-size:1.25rem;font-weight:700}.rb-dg-link:after{content:"";position:absolute;inset:0;border-radius:var(--radius-panel)}.rb-dg-row .rb-line-play{position:relative;z-index:1}.rb-dg-row:has(.rb-dg-link:hover){border-color:var(--control-border)}.rb-dastgah-tabs{display:flex;flex-wrap:wrap;gap:var(--space-3);margin-block:var(--space-8)}.rb-dastgah-tabs a{border:1px solid var(--control-border);border-radius:var(--radius-control);padding:var(--space-3) var(--space-6);min-height:var(--target)}.rb-dastgah-tabs a[aria-current=page]{background:var(--lapis-soft);border-color:var(--lapis);font-weight:700}.rb-notfound{padding-block:var(--space-12)}.rb-colophon{border-top:1px solid var(--hairline);padding-block-start:var(--space-6);margin-block-start:var(--space-12)}.rb-colophon h2{margin:0 0 var(--space-2);font-size:1.125rem;color:var(--lapis)}.rb-colophon .rb-caption{max-width:40rem}@media(min-width:768px){.rb-main{padding-inline:var(--space-12)}.rb-page-home .rb-main{max-width:1088px}.rb-page-home .rb-topbar{margin-block-end:var(--space-6)}.rb-page-home .rb-display{font-size:3.5rem}.rb-page-home .rb-surface{margin-block-start:var(--space-6)}.rb-line:not(.rb-dg-row){display:grid;grid-template-columns:minmax(0,1fr) auto}.rb-line>.rb-visual{grid-column:1 / -1;grid-row:2}.rb-line-head{grid-column:1}.rb-line-foot{grid-column:2;grid-row:1}.rb-line-names{max-width:18rem}}@media(max-width:767.98px){.rb-topbar{min-height:80px;margin-block-end:var(--space-8);gap:var(--space-3)}.rb-page .rb-wordmark{font-size:1.375rem}.rb-topnav{gap:var(--space-3);font-size:.8125rem}.rb-line{padding:var(--space-4)}.rb-line-head{flex-wrap:wrap}.rb-control-group{flex-direction:column;align-items:stretch;gap:var(--space-2)}.rb-seg{width:100%}.rb-page .rb-seg-item{flex:1;padding-inline:var(--space-2);font-size:.875rem}.rb-invite{flex-direction:column;align-items:stretch;gap:var(--space-3)}.rb-go{justify-content:center}.rb-line-names{white-space:normal}}@media(prefers-reduced-motion:reduce){.rb-page *,.rb-page *:before,.rb-page *:after{transition:none!important}.rb-page button:active:not(:disabled){transform:none}}.rb-page .rb-icon-button{display:inline-grid;place-items:center;flex:none;width:48px;height:48px;padding:0;border-radius:var(--radius-pill);border:1px solid var(--hairline);background:var(--surface-muted);color:var(--lapis)}.rb-page .rb-icon-button:hover:not(:disabled){border-color:var(--control-border);background:var(--lapis-soft)}.rb-page .rb-icon-button[aria-pressed=true]{background:var(--lapis-soft);border-color:var(--lapis);border-width:2px}.rb-line{scroll-margin-block-start:var(--space-6)}.rb-gusheh-pager{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:var(--space-6);margin-block-start:var(--space-8);padding-block:var(--space-4);border-block:1px solid var(--hairline)}.rb-page .rb-neighbor,.rb-all-gushehs{display:flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:48px;padding:var(--space-2) var(--space-4);font-size:var(--type-control);color:var(--lapis)}.rb-page .rb-neighbor{background:transparent;border:1px solid var(--control-border);border-radius:var(--radius-control)}.rb-neighbor-name{display:block;font-size:var(--type-caption)}.rb-all-gushehs{font-weight:700}.rb-gusheh-pager svg{flex:none}.rb-page .rb-neighbor:hover:not(:disabled){background:var(--lapis-soft);border-color:var(--lapis);text-decoration:none}.rb-share{padding-block:var(--space-4);border-bottom:1px solid var(--hairline)}.rb-share-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.rb-page .rb-share-button{display:inline-flex;align-items:center;gap:var(--space-2);min-height:44px;padding:var(--space-2) var(--space-3);background:transparent;border:1px solid transparent;color:var(--lapis)}.rb-page .rb-share-button:hover:not(:disabled){background:var(--lapis-soft);border-color:var(--hairline)}.rb-share-fallback{display:block;margin-block-start:var(--space-3);font-size:var(--type-caption)}.rb-page .rb-share-fallback input{width:100%;min-height:44px;background:var(--surface);color:var(--ink);border:1px solid var(--control-border);border-radius:var(--radius-control);margin-block-start:var(--space-2)}@media(max-width:767.98px){.rb-gusheh-pager{grid-template-columns:1fr 1fr;gap:var(--space-3)}.rb-all-gushehs{grid-column:1 / -1;grid-row:1}.rb-share-row{flex-wrap:wrap}}@media(max-width:767.98px){.rb-page .rb-neighbor{font-size:.875rem;padding-inline:var(--space-2);gap:var(--space-1)}}.rb-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2)}.rb-breadcrumb a{display:inline-flex;align-items:center;min-height:44px}.rb-dastgah-list{display:grid;grid-auto-rows:1fr}.rb-page .rb-line.rb-dastgah-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:baseline;gap:var(--space-3)}.rb-dastgah-subtitle{min-height:1.7em;margin:0;text-align:left}.rb-page .rb-dastgah-card:hover{border-color:var(--control-border);text-decoration:none}.rb-dastgah-card h2{margin:0;font-size:1.5rem}.rb-transposition{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4);padding:var(--space-4);margin-block:var(--space-6);background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius-panel)}.rb-transposition label{display:flex;flex-direction:column;gap:var(--space-2);font-size:var(--type-control)}.rb-transposition select{min-width:0;width:100%;min-height:var(--target);padding:var(--space-2);font:inherit;color:var(--ink);background:var(--paper);border:1px solid var(--control-border);border-radius:var(--radius-control)}.rb-transposition>p{grid-column:1 / -1;margin:0}@media(max-width:767px){.rb-transposition{grid-template-columns:minmax(0,1fr)}}.rb-performance-settings{margin-block:var(--space-6)}.rb-performance-settings>summary{width:fit-content;min-height:var(--target);padding:var(--space-2) var(--space-3);color:var(--lapis);cursor:pointer;border:1px solid var(--control-border);border-radius:var(--radius-control)}.rb-performance-settings>summary:hover{background:var(--lapis-soft)}.rb-performance-settings[open]>summary{background:var(--surface-muted)}.rb-performance-settings>.rb-transposition{margin-block:var(--space-3) 0}.rb-lab-menu{position:relative;color:var(--lapis)}.rb-lab-menu>summary{min-height:var(--target);padding-block:var(--space-2);cursor:pointer}.rb-lab-menu-links{position:absolute;inset-inline-end:0;top:100%;z-index:10;width:220px;padding:var(--space-2);background:var(--surface);border:1px solid var(--control-border);border-radius:var(--radius-control)}.rb-lab-menu-links a{display:flex;padding-inline:var(--space-3);border-radius:var(--radius-control)}.rb-lab-menu-links a:hover{background:var(--lapis-soft)}@media(max-width:767.98px){.rb-topbar{flex-wrap:wrap;padding-block-end:var(--space-2)}.rb-topnav{width:100%;justify-content:space-between}.rb-lab-menu-links{inset-inline-end:auto;left:50%;transform:translate(-50%)}}.hc-page{position:relative;isolation:isolate;overflow:clip;min-height:100vh}.hc-main{position:relative;z-index:1;max-width:1600px;margin-inline:auto;padding:0 48px 32px}.hc-page .rb-topbar{min-height:104px;margin-bottom:0;border:0}.hc-page .rb-wordmark{font-size:2.4rem;color:var(--lapis)}.hc-page .rb-wordmark:after{display:none}.hc-page .rb-topnav{gap:var(--space-8)}.hc-comparison{display:flex;align-items:center;flex-wrap:wrap;gap:4px 20px;margin-block:0 24px;color:var(--ink-secondary);font-size:.75rem}.hc-comparison a{display:inline-flex;align-items:center;min-height:44px}.hc-comparison a[aria-current]{text-decoration:underline;text-underline-offset:6px;font-weight:700}.hc-heading h1{font-size:clamp(2.5rem,4.8vw,5rem);line-height:1.65;margin:0;color:inherit;font-weight:700}.hc-heading p{margin:0}.hc-source{font-size:1rem}.hc-synth-label{font-size:.875rem}.hc-play-area{display:flex;flex-direction:column;gap:12px;align-items:center;justify-content:center;color:inherit}.rb-page .hc-play{display:grid;place-items:center;width:108px;height:108px;min-width:108px;padding:0;border-radius:50%;cursor:pointer;border:1px solid transparent;background:var(--lapis);color:var(--paper);transition:background .16s ease,transform .16s ease}.rb-page .hc-play:hover:not(:disabled){background:var(--lapis-hover)}.rb-page .hc-play:active:not(:disabled){transform:scale(.96)}.hc-phrase{min-width:0}.hc-schematic{margin:0 0 12px;font-size:.75rem;opacity:.7;text-align:left}.hc-controls{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-block:16px}.hc-transport{display:flex;align-items:center;gap:20px}.hc-transport .rb-pill{display:inline-flex;align-items:center;gap:10px;white-space:nowrap}.hc-tempo-mark{font-size:1.5rem;line-height:1}.hc-status .rb-caption{font-size:.75rem;margin:0}.hc-next{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-block:36px}.hc-next>a{display:flex;align-items:center;justify-content:space-between;min-width:0;gap:24px;padding:12px 24px;transition:background .16s ease}.hc-next>a>span{flex-shrink:0;font-size:clamp(1rem,1.45vw,1.4rem)}.hc-next>a>span>span{margin-inline-start:12px}.hc-next>a:hover{background:var(--surface-muted);text-decoration:none}.hc-mini{min-width:0;flex:1;max-width:340px}.hc-mini .rb-visual{overflow:hidden}.hc-mini .pv-repeat,.hc-mini .pv-baseline{display:none}.hc-footer{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;padding-block:20px;color:var(--ink-secondary);font-size:.75rem}.hc-footer p{margin:0}.hc-phrase .pv-baseline{display:none}.hc-phrase .pv-note[data-sounding]{filter:drop-shadow(0 0 5px var(--copper))}.hc-10 .hc-stage{display:grid;grid-template-columns:128px minmax(0,1fr);color:var(--lapis);padding-top:12px}.hc-10 .hc-heading{grid-column:2;grid-row:1;padding-inline-start:24px}.hc-10 .hc-source{display:flex;align-items:center;gap:20px}.hc-10 .hc-source:before{content:"";width:44px;height:1px;background:var(--copper)}.hc-10 .hc-play-area{grid-column:1;grid-row:1}.hc-10 .hc-play{outline:1px solid var(--copper);outline-offset:6px}.hc-10 .hc-phrase{grid-column:1 / -1;margin-top:24px}.hc-10 .pv-sculpted{--ink: var(--lapis);--ink-secondary: var(--lapis)}.hc-10 .pv-path{stroke:var(--copper);stroke-width:1.5;stroke-dasharray:2 6}.hc-10 .hc-controls{grid-column:1 / -1;justify-self:center;border-block:1px solid var(--hairline);padding-inline:24px}.hc-10 .rb-seg,.hc-10 .rb-seg-item{border-radius:var(--radius-pill)}.hc-10 .hc-status{grid-column:1 / -1;text-align:center;padding-top:12px}.hc-10 .hc-next{max-width:920px;margin-inline:auto}.hc-10 .hc-next>a{flex-direction:column-reverse;align-items:stretch;gap:0;border-inline-end:1px solid var(--hairline)}.hc-10 .hc-next>a:last-child{border:0}.hc-10 .hc-next>a>span{text-align:center}.hc-10 .hc-mini{flex:auto;max-width:none}.hc-10 .hc-footer{justify-content:flex-start;padding-block:32px}.hc-waves{position:absolute;z-index:0;bottom:-100px;left:-12%;width:85%;height:300px;pointer-events:none}.hc-waves i{position:absolute;display:block;border-radius:50%;transform:rotate(17deg);width:100%;height:100%;background:var(--lapis);opacity:.12}.hc-waves i:nth-child(2){top:60px;left:-80px;opacity:1}.hc-waves i:nth-child(3){top:50px;left:-40px;background:transparent;border-top:1px solid var(--copper)}[data-ornament=off] .hc-waves{display:none}.hc-12 .hc-stage{--stage-muted: color-mix(in srgb, var(--paper) 38%, var(--lapis));display:grid;grid-template-columns:minmax(240px,.85fr) minmax(0,3fr);grid-template-rows:auto 1fr auto auto;gap:0 32px;padding:32px 40px 20px;border-radius:24px;background:var(--lapis);color:var(--paper)}.hc-12 .hc-heading{grid-column:1 / -1;grid-row:1}.hc-12 .hc-source{color:var(--hairline)}.hc-12 .hc-play-area{grid-column:1;grid-row:2;align-self:center}.hc-12 .hc-play{background:var(--paper);color:var(--lapis)}.hc-12 .hc-play:hover:not(:disabled){background:var(--surface-muted)}.hc-12 .hc-phrase{grid-column:2;grid-row:2}.hc-12 .hc-phrase .rb-visual{--ink: var(--paper);--ink-secondary: var(--paper);--lapis: var(--paper);--ghost: var(--stage-muted);--hairline: var(--stage-muted)}.hc-12 .pv-riz{--ink-secondary: var(--copper)}.hc-12 .hc-controls{grid-column:1 / -1;border-top:1px solid var(--stage-muted)}.hc-12 .rb-seg{border:0;border-radius:0;padding:0}.hc-12 .rb-seg-item{color:var(--paper);border-radius:0;padding-inline:28px}.hc-12 .rb-seg-item+.rb-seg-item{border-inline-start:1px solid var(--stage-muted)}.hc-12 .rb-seg-item-on,.hc-12 .rb-seg-item-on:hover:not(:disabled){background:transparent;color:var(--paper)}.hc-12 .rb-seg-item:hover:not(:disabled){background:var(--lapis-hover)}.hc-12 .rb-seg-bar{display:block;position:absolute;bottom:0;inset-inline:20px;height:3px;background:var(--copper)}.hc-12 .rb-pill{border-color:transparent;background:transparent;color:var(--paper)}.hc-12 .rb-pill:hover:not(:disabled),.hc-12 .rb-pill[aria-pressed=true]{background:var(--lapis-hover);border-color:var(--hairline)}.hc-12 .hc-status{grid-column:1 / -1}.hc-12 .hc-status .rb-caption{color:var(--hairline)}.hc-12 .hc-stage :focus-visible{outline-color:var(--paper)}.hc-12 .hc-next>a{border:1px solid var(--hairline);border-radius:16px}.hc-12 .hc-mini{--ink: var(--lapis);--ink-secondary: var(--lapis)}.hc-12 .hc-footer{justify-content:flex-end}@media(max-width:1050px){.hc-main{padding-inline:28px}.hc-next>a{flex-direction:column-reverse;align-items:stretch;gap:0}.hc-mini{flex:auto;max-width:none}.hc-12 .hc-stage{grid-template-columns:150px minmax(0,1fr);padding-inline:28px}.hc-12 .rb-seg-item{padding-inline:16px}.hc-controls{gap:12px}.hc-transport{gap:8px}}@media(max-width:767px){.hc-main{padding:0 20px 24px}.hc-page .rb-topbar{min-height:80px}.hc-page .rb-wordmark{font-size:1.75rem}.hc-page .rb-topnav{gap:12px}.hc-comparison{gap:0 16px;margin-block:12px}.hc-comparison>span{width:100%}.hc-heading h1{font-size:2.2rem;line-height:1.7}.hc-source{font-size:.875rem}.hc-synth-label{font-size:.75rem}.rb-page .hc-play{width:76px;height:76px;min-width:76px}.hc-play-area{font-size:.875rem}.hc-10 .hc-stage{grid-template-columns:90px minmax(0,1fr)}.hc-10 .hc-heading{padding-inline-start:12px}.hc-10 .hc-source:before{display:none}.hc-10 .hc-phrase{margin-top:0}.hc-controls,.hc-10 .hc-controls{flex-direction:column;padding-inline:0;width:100%}.hc-controls .rb-seg{width:100%;justify-content:space-between}.hc-controls .rb-seg-item{flex:1;padding-inline:8px;font-size:.8125rem}.hc-transport{justify-content:center;width:100%}.hc-next,.hc-10 .hc-next{grid-template-columns:1fr;gap:12px;margin-block:24px}.hc-10 .hc-next>a{border:1px solid var(--hairline);border-radius:12px}.hc-10 .hc-next>a:last-child{border:1px solid var(--hairline)}.hc-12 .hc-stage{grid-template-columns:minmax(0,1fr);padding:24px 16px 16px;border-radius:18px}.hc-12 .hc-heading{grid-column:1;grid-row:1}.hc-12 .hc-phrase{grid-column:1;grid-row:2}.hc-12 .hc-play-area{grid-column:1;grid-row:3;margin-bottom:24px}.hc-12 .hc-controls{grid-row:4}.hc-12 .hc-status{grid-row:5}.hc-12 .hc-next>a{padding-inline:16px}.hc-waves{width:160%;height:200px;bottom:-110px;opacity:.6}.hc-footer,.hc-10 .hc-footer,.hc-12 .hc-footer{flex-direction:column;align-items:flex-start;padding-block:20px}}@media(prefers-reduced-motion:reduce){.hc-page *,.hc-page *:before,.hc-page *:after{transition:none!important}}.hc-13 .hc-stage,.hc-14 .hc-stage,.hc-15 .hc-stage{position:relative;isolation:isolate;display:grid;grid-template-columns:112px minmax(0,1fr);color:var(--lapis);padding:32px 0 0}.hc-13 .hc-heading,.hc-14 .hc-heading,.hc-15 .hc-heading{grid-column:2;padding-inline-start:24px}.hc-13 .hc-play-area,.hc-14 .hc-play-area,.hc-15 .hc-play-area{grid-column:1;grid-row:1}.hc-13 .hc-phrase,.hc-14 .hc-phrase,.hc-15 .hc-phrase,.hc-13 .hc-controls,.hc-14 .hc-controls,.hc-15 .hc-controls,.hc-13 .hc-status,.hc-14 .hc-status,.hc-15 .hc-status{grid-column:1 / -1}.hc-13 .hc-phrase,.hc-14 .hc-phrase,.hc-15 .hc-phrase{margin-top:24px}.hc-13 .hc-source{color:var(--copper)}.hc-13 .hc-play{background:var(--copper)}.hc-13 .hc-play:hover:not(:disabled){background:var(--lapis)}.hc-13 .rb-visual,.hc-14 .rb-visual{--ink: var(--lapis);--ink-secondary: var(--lapis)}.hc-13 .pv-path,.hc-15 .pv-path{stroke:var(--copper);stroke-dasharray:1 9;stroke-linecap:round;stroke-width:2}.hc-13 .hc-controls{justify-self:start;border-bottom:1px solid var(--hairline);padding-bottom:28px}.hc-13 .rb-seg,.hc-13 .rb-seg-item{border-radius:var(--radius-pill)}.hc-13 .hc-next{max-width:850px;margin-inline-start:0}.hc-13 .hc-mini{display:none}.hc-13 .hc-next>a{border-bottom:1px solid var(--copper);padding-inline:0}.hc-13 .hc-waves{width:65%;left:-35%;height:420px;bottom:-150px}.hc-13 .hc-footer{max-width:75%}.hc-14 .hc-stage:before{content:"";position:absolute;z-index:-1;top:0;bottom:85px;left:-48px;width:70%;background:url(/assets/home-wood-DU36wmYp.jpg) center / cover;border-radius:0 45% 42% 0/0 65% 40% 0}.hc-14 .hc-heading{padding-bottom:30px}.hc-14 .hc-play{width:76px;height:76px;min-width:76px}.hc-14 .hc-phrase{position:relative;background:linear-gradient(var(--copper),var(--copper)) 0 32% / 100% 1px no-repeat,linear-gradient(var(--copper),var(--copper)) 0 44% / 100% 1px no-repeat,linear-gradient(var(--copper),var(--copper)) 0 56% / 100% 1px no-repeat,linear-gradient(var(--copper),var(--copper)) 0 68% / 100% 1px no-repeat;padding-inline:12px}.hc-14 .pv-path{stroke:var(--copper);stroke-width:1}.hc-14 .pv-note{filter:drop-shadow(0 2px 1px var(--hairline))}.hc-14 .hc-controls{margin-top:24px;justify-self:center;background:var(--paper);border:1px solid var(--hairline);border-radius:var(--radius-pill);padding:20px 32px;box-shadow:0 10px 30px var(--hairline)}.hc-14 .hc-status{text-align:center;margin-top:12px}.hc-14 .hc-next>a{border-inline-end:1px solid var(--hairline)}.hc-14 .hc-next>a:last-child{border:0}.hc-14 .hc-mini{background:url(/assets/home-wood-DU36wmYp.jpg) center / cover;border-radius:12px;flex:0 1 180px;--ink: var(--paper);--ink-secondary: var(--paper)}.hc-14 .hc-mini .pv-path{stroke:var(--paper)}.hc-15 .hc-stage{padding:40px 32px 0}.hc-15 .hc-stage:before{content:"";position:absolute;inset:0 -48px 132px;z-index:-1;background:var(--lapis);border-radius:0 8% 24% 16%/0 9% 22% 10%}.hc-15 .hc-heading,.hc-15 .hc-play-area,.hc-15 .hc-phrase{color:var(--paper)}.hc-15 .hc-play{background:var(--paper);color:var(--lapis)}.hc-15 .hc-play:hover:not(:disabled){background:var(--surface-muted)}.hc-15 .hc-phrase .rb-visual{--ink: var(--paper);--ink-secondary: var(--paper);--lapis: var(--paper);--ghost: color-mix(in srgb, var(--paper) 28%, transparent);--hairline: color-mix(in srgb, var(--paper) 40%, transparent)}.hc-15 .hc-phrase .pv-riz{--ink-secondary: var(--copper)}.hc-15 .hc-phrase{padding-bottom:30px}.hc-15 .hc-controls{min-height:100px;justify-self:center}.hc-15 .rb-seg{border:0;border-radius:0}.hc-15 .rb-seg-item{border-radius:0}.hc-15 .rb-seg-item-on{background:transparent;color:var(--lapis);box-shadow:inset 0 -2px var(--lapis)}.hc-15 .hc-status{min-height:32px;text-align:center}.hc-15 .hc-next>a{border-inline-end:1px solid var(--hairline)}.hc-15 .hc-next>a:last-child{border:0}.hc-15 .hc-mini{--ink: var(--lapis);--ink-secondary: var(--copper)}.hc-15 .hc-heading :focus-visible,.hc-15 .hc-play-area :focus-visible,.hc-15 .hc-phrase :focus-visible{outline-color:var(--paper)}[data-ornament=off] .hc-14 .hc-stage:before{display:none}[data-ornament=off] .hc-14 .hc-mini{background:var(--lapis)}@media(max-width:1050px){.hc-14 .hc-stage:before{left:-28px;width:65%}.hc-15 .hc-stage:before{inset-inline:-28px}.hc-14 .hc-mini{flex:auto}}@media(max-width:767px){.hc-13 .hc-stage,.hc-14 .hc-stage,.hc-15 .hc-stage{grid-template-columns:80px minmax(0,1fr);padding:20px 0 0}.hc-13 .hc-heading,.hc-14 .hc-heading,.hc-15 .hc-heading{padding-inline-start:12px;padding-bottom:0}.hc-13 .hc-heading h1,.hc-14 .hc-heading h1,.hc-15 .hc-heading h1{font-size:1.9rem}.hc-13 .hc-controls{padding-bottom:20px}.hc-13 .hc-next{width:100%}.hc-13 .hc-next>a{padding-block:20px}.hc-13 .hc-waves{opacity:.16}.hc-13 .hc-footer{max-width:none}.hc-14 .hc-stage:before{top:165px;bottom:220px;left:-20px;width:90%}.hc-14 .hc-controls{padding:16px 8px;border-radius:24px}.hc-14 .hc-phrase{padding-inline:0}.hc-14 .hc-next>a,.hc-15 .hc-next>a{border-inline-end:0;border-bottom:1px solid var(--hairline)}.hc-15 .hc-stage:before{inset:0 -20px 195px;border-radius:0 5% 16% 8%}.hc-15 .hc-controls{min-height:160px}.hc-15 .hc-phrase{padding-bottom:28px}}.hc-14 .hc-phrase .pv-note{stroke:var(--paper);stroke-width:.6px}.hc-14 .hc-phrase .pv-riz circle{stroke:var(--paper);stroke-width:.4px}.hc-14 .hc-schematic{display:inline-block;background:var(--paper);padding:4px 8px;border-radius:4px}.hc-14 .hc-mini .rb-visual{visibility:hidden}.ink-home{--ink-gutter: clamp(24px, 3.2vw, 64px)}.ink-composition{position:relative;isolation:isolate;min-height:810px;height:56.25vw;max-height:1180px}.ink-art{position:absolute;inset:0;z-index:-1;background:url(/assets/home-ink-CwleTOCc.jpg) center / 100% 100% no-repeat;pointer-events:none}.ink-home .rb-topbar{padding-inline:var(--ink-gutter);min-height:clamp(100px,8.5vw,140px);align-items:center}.ink-home .rb-wordmark{font-size:clamp(2.4rem,3.3vw,3.8rem)}.ink-home .rb-topnav{font-size:clamp(.95rem,1.3vw,1.3rem);gap:48px}.ink-heading{position:absolute;top:18%;right:var(--ink-gutter);width:31%;text-align:right;color:var(--lapis)}.ink-source{margin:0;color:var(--copper-deep);font-size:clamp(1rem,1.45vw,1.5rem)}.ink-heading h1{margin:4px 0 20px;font-size:clamp(3rem,5.3vw,6rem);line-height:1.55}.ink-listen{display:flex;align-items:center;gap:28px;margin-inline-start:20px}.ink-listen>span{font-size:clamp(1.6rem,2.4vw,2.8rem);font-weight:700}.ink-home .hc-play{width:clamp(76px,5.8vw,104px);height:clamp(76px,5.8vw,104px);min-width:76px;background:var(--copper)}.ink-home .hc-play:hover:not(:disabled){background:var(--copper-deep)}.ink-synth{font-size:clamp(.875rem,1.1vw,1.2rem);color:var(--lapis);margin:18px 20px 0}.ink-control-row{position:absolute;right:var(--ink-gutter);bottom:17%;width:60%;display:flex;align-items:flex-end;gap:0;color:var(--lapis)}.ink-layers{flex:1;text-align:center;min-width:0}.ink-layers>span{display:block;margin-bottom:8px}.ink-layers .rb-seg{display:flex;border-radius:999px;padding:0}.ink-layers .rb-seg-item{flex:1;padding:10px 12px;border-radius:999px;white-space:nowrap}.ink-toggle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;background:transparent;border:0;border-inline-start:1px solid var(--hairline);margin-inline-start:32px;padding:0 24px;min-height:68px;min-width:120px;color:var(--lapis);cursor:pointer}.ink-toggle:hover{background:color-mix(in srgb,var(--lapis) 7%,transparent);border-radius:8px}.ink-toggle:active{transform:translateY(1px)}.ink-toggle-graphic{display:flex;align-items:center;gap:16px;height:28px}.ink-toggle-graphic>span{font-size:1.6rem;line-height:1}.ink-toggle-track{display:block;width:44px;height:24px;border-radius:20px;background:var(--control-border);padding:3px}.ink-toggle-track i{display:block;width:18px;height:18px;border-radius:50%;background:var(--paper);transform:translate(-20px);transition:transform .16s}.ink-toggle[aria-pressed=true] .ink-toggle-track{background:var(--lapis)}.ink-toggle[aria-pressed=true] .ink-toggle-track i{transform:translate(0)}.ink-status{position:absolute;right:var(--ink-gutter);bottom:13%}.ink-status .rb-caption{font-size:.75rem;margin:0}.ink-art-caption{position:absolute;left:var(--ink-gutter);bottom:14%;margin:0;font-size:.75rem;color:var(--paper)}.ink-links{position:absolute;right:var(--ink-gutter);bottom:3.5%;width:63%;border-top:1px solid var(--hairline);display:flex;justify-content:space-between;align-items:center;padding-top:18px}.ink-links a{display:inline-flex;align-items:center;gap:12px;min-height:44px;border-bottom:1px solid var(--copper);color:var(--lapis);font-size:clamp(1rem,1.3vw,1.4rem)}.ink-links a:first-child{font-size:.875rem}.ink-below{margin-inline:var(--ink-gutter) auto;width:63%;padding-block:24px}.ink-score{border-block:1px solid var(--hairline);margin-bottom:16px}.ink-score summary{min-height:52px;padding-block:12px;cursor:pointer;color:var(--lapis)}.ink-score>p{color:var(--ink-secondary);font-size:.875rem}.ink-score .hc-phrase{margin:0}.ink-footer{color:var(--ink-secondary);font-size:.75rem}.ink-home .hc-comparison{margin:0}[data-ornament=off] .ink-art,[data-ornament=off] .ink-art-caption{display:none}@media(min-width:1800px){.ink-control-row{width:56%}}@media(max-width:1100px)and (min-width:768px){.ink-control-row{width:70%}.ink-toggle{min-width:90px;padding-inline:12px;margin-inline-start:16px}.ink-heading{width:36%}.ink-heading h1{font-size:3.5rem}}@media(max-width:767px){.ink-composition{height:auto;min-height:0;padding-bottom:24px}.ink-art{top:420px;bottom:auto;height:230px;background-size:auto 430px;background-position:45% 44%}.ink-home .rb-topbar{min-height:118px;padding-block:12px;gap:12px}.ink-home .rb-wordmark{font-size:2rem}.ink-home .rb-topnav{width:100%;gap:20px;justify-content:space-between;font-size:.875rem}.ink-heading{position:relative;top:auto;right:auto;width:auto;margin:24px var(--ink-gutter) 0;min-height:190px}.ink-heading h1{font-size:2.7rem;margin-block:4px 12px}.ink-listen{margin-inline-start:0;gap:20px}.ink-listen>span{font-size:1.7rem}.ink-home .hc-play{width:64px;height:64px;min-width:64px}.ink-home .hc-play svg{width:28px}.ink-synth{margin:12px 0 0}.ink-art-caption{position:relative;left:auto;bottom:auto;margin:245px var(--ink-gutter) 24px;color:var(--ink-secondary);font-size:.6875rem}.ink-control-row{position:relative;right:auto;bottom:auto;width:auto;margin-inline:var(--ink-gutter);flex-wrap:wrap;gap:20px 0}.ink-layers{flex-basis:100%}.ink-layers .rb-seg-item{padding-inline:8px;font-size:.8125rem}.ink-toggle{flex:1;margin-inline-start:0;padding-inline:16px}.ink-toggle:last-child{border-inline-start:0}.ink-status{position:relative;right:auto;bottom:auto;text-align:center;margin-top:16px}.ink-links{position:relative;right:auto;bottom:auto;width:auto;margin:24px var(--ink-gutter) 0;flex-wrap:wrap;gap:8px 20px}.ink-links a:first-child{order:3}.ink-below{width:auto;margin-inline:var(--ink-gutter);padding-top:0}}@media(prefers-reduced-motion:reduce){.ink-toggle-track i{transition:none}}@media(min-width:768px){.ink-layers{flex:0 1 50%}.ink-toggle{flex:1}}.rh-home{--phrase-played: #24466b;--phrase-current: #a06a4b;--phrase-upcoming: #687580;--phrase-ornament: #687580;--phrase-guide: #d5cec2;--phrase-paper: #f5f1e7;min-height:100vh}.rh-main{max-width:1600px;margin-inline:auto;padding:0 48px 32px}.rh-header{min-height:94px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--hairline)}.rh-home .rh-header .rb-wordmark{color:var(--lapis);font-size:2.5rem}.rh-header>a:last-child{display:inline-flex;align-items:center;min-height:44px;font-size:1.25rem;font-weight:500}.rh-heading{margin:30px 0 20px;color:var(--lapis)}.rh-eyebrow{color:var(--copper-deep);margin:0;font-size:1.125rem}.rh-heading h1{display:flex;align-items:center;gap:24px;margin:0;font-size:clamp(2.5rem,4vw,4rem);line-height:1.6}.rh-heading h1:after{content:"";width:44px;height:1.5px;background:var(--copper)}.rh-synth{color:var(--ink-secondary);margin:4px 0 0;font-size:1.0625rem}.rh-stage{border:1px solid var(--hairline);border-radius:12px;background:var(--surface);padding:28px 24px 24px}.rh-play-row{direction:ltr;display:flex;align-items:center;gap:28px;min-height:92px;padding-inline:4px}.rh-home .rh-play{display:grid;place-items:center;flex:none;width:92px;height:92px;min-height:44px;border-radius:50%;border:1px solid var(--lapis);color:var(--surface);background:var(--lapis);cursor:pointer}.rh-home .rh-play:hover:not(:disabled){background:var(--lapis-hover)}.rh-home .rh-play:active:not(:disabled){transform:scale(.97)}.rh-play-status{display:inline-flex;align-items:center;flex-direction:row-reverse;gap:12px;color:var(--lapis);font-size:1.25rem;font-weight:700}.rh-play-status i{width:12px;height:12px;border-radius:50%;background:var(--phrase-current)}.rh-error{color:var(--copper-deep);font-size:.875rem;margin:16px 4px}.brush-view{position:relative;width:100%;margin-top:24px}.brush-view svg{display:block;overflow:visible}.brush-note,.brush-riz{fill:var(--phrase-upcoming);transition:fill .12s ease}.brush-current{fill:var(--phrase-current)}.brush-played{fill:var(--phrase-played)}.brush-omitted{fill:var(--ghost)}.brush-note{cursor:pointer;outline:none!important}.brush-note .brush-outline{fill:none;stroke:var(--lapis);stroke-width:1;pointer-events:none}.brush-note:focus-visible .brush-outline{opacity:1;stroke-width:2}.brush-playhead{stroke:var(--phrase-current);stroke-width:1}.brush-repeat{stroke:var(--phrase-guide);stroke-width:1}.brush-repeat text{stroke:none;fill:var(--ink-secondary);font-size:12px}.brush-tooltip{position:absolute;z-index:2;transform:translateY(-100%);max-width:calc(100% - 8px);padding:6px 10px;border:1px solid var(--phrase-guide);border-radius:6px;background:var(--surface);color:var(--lapis);font-size:13px;font-weight:500;line-height:1.7;pointer-events:none;text-align:center;overflow-wrap:anywhere}.rh-stage-foot{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-top:12px}.rh-stage-foot>p{margin:8px 0 0;color:var(--ink-secondary);font-size:.8125rem}.rh-invitations{display:flex;justify-content:space-between;align-items:center;gap:32px;padding:64px 0 24px;border-bottom:1px solid var(--hairline)}.rh-invitations a{display:flex;align-items:center;gap:16px;min-height:44px;font-size:clamp(1.125rem,2vw,1.875rem);font-weight:700}.rh-invitations a:first-child>span{color:var(--copper-deep)}.rh-footer{display:flex;align-items:flex-start;justify-content:flex-end;gap:0;padding-top:16px;color:var(--lapis)}@media(max-width:767px){.rh-main{padding:0 20px 24px}.rh-header{min-height:80px}.rh-home .rh-header .rb-wordmark{font-size:2rem}.rh-header>a:last-child{font-size:1rem}.rh-heading{margin-top:24px}.rh-eyebrow{font-size:.9375rem}.rh-heading h1{font-size:2.3rem;gap:16px}.rh-heading h1:after{width:24px}.rh-synth{font-size:.875rem}.rh-stage{padding:20px 8px 12px}.rh-play-row{gap:20px;padding-inline:8px;min-height:68px}.rh-home .rh-play{width:68px;height:68px}.rh-play svg{width:32px}.rh-play-status{font-size:1rem}.brush-view{margin-top:24px}.rh-stage-foot{padding-inline:8px;flex-wrap:wrap;gap:0 16px}.rh-invitations{padding-top:32px;gap:20px;flex-direction:column;align-items:stretch}.rh-invitations a{justify-content:space-between}.rh-footer{justify-content:space-between;gap:0;flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){.brush-note,.brush-riz{transition:none}}.brush-note{-webkit-tap-highlight-color:transparent}.rh-footer>nav{display:flex;padding:0;border:0}.rh-footer>nav a{display:inline-flex;align-items:center;min-height:44px;padding-inline:24px;border-inline-end:1px solid var(--hairline)}.rh-footer>nav a:last-child{border-inline-end:0;padding-inline-end:0}.rh-footer>nav a[aria-current]{text-decoration:underline;text-underline-offset:7px;font-weight:700}@media(max-width:767px){.rh-footer>nav{width:100%;justify-content:space-between}.rh-footer>nav a{padding-inline:12px}}.info-page .rh-main{min-height:100vh;display:flex;flex-direction:column}.info-heading{padding-block:32px 24px}.info-heading>a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink-secondary);font-size:.875rem}.info-heading h1{color:var(--lapis);font-size:clamp(2rem,3.8vw,3.5rem);margin:8px 0 0}.info-lead{font-size:1.25rem;color:var(--lapis);margin:0 0 12px}.info-intro{color:var(--ink-secondary);max-width:750px;margin-bottom:28px}.info-prose{max-width:800px;padding-bottom:48px}.info-prose h2{font-size:1.25rem;color:var(--lapis);margin-top:32px}.info-prose p{line-height:2.2}.info-inline-link{display:inline-flex;align-items:center;min-height:44px;border-bottom:1px solid var(--copper)}.info-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;padding-bottom:48px}.info-card{display:flex;flex-direction:column;gap:16px;padding:28px;background:var(--surface);border:1px solid var(--hairline);border-radius:12px}.info-card h2{margin:0;font-size:1.25rem}.info-card p{margin:0;color:var(--ink-secondary);line-height:2}.info-card>span{margin-top:auto;padding-top:12px;font-size:.875rem}.info-card:hover{background:var(--lapis-soft);border-color:var(--lapis);text-decoration:none}.info-source-group{margin-block:32px}.info-source-group>h2{font-size:1.375rem;color:var(--lapis)}.info-source{display:flex;align-items:baseline;justify-content:space-between;gap:24px;padding:24px;border-block-start:1px solid var(--hairline);background:var(--surface)}.info-source h3{margin:0;font-size:1.125rem}.info-source h3 a{min-height:44px;display:inline-flex;align-items:center}.info-source p{margin:4px 0;color:var(--ink-secondary)}.info-source-status{font-size:.8125rem;color:var(--ink-secondary);white-space:nowrap}.info-page .rh-footer{border-top:1px solid var(--hairline);margin-top:auto;padding-block:20px}@media(max-width:900px){.info-cards{grid-template-columns:1fr;gap:16px}}@media(max-width:767px){.info-heading{padding-top:24px}.info-lead{font-size:1.0625rem}.info-card{padding:20px}.info-source{flex-direction:column;gap:12px;padding:20px}}.gc-page{--note-active: #2167aa}.gc-page .rb-main{max-width:1600px;padding-inline:48px}.gc-page .rb-topbar{min-height:84px;margin-bottom:20px}.gc-page .rb-wordmark{font-size:2rem}.gc-page .rb-topnav{gap:36px}.gc-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:24px}.gc-heading .rb-page-title{font-size:clamp(2.5rem,4.3vw,4.125rem);line-height:1.15;margin:0;display:flex;align-items:center;gap:20px}.gc-heading .rb-page-title:after{content:"";width:36px;height:2px;background:var(--copper)}.gc-heading .rb-source{margin-top:4px}.gc-heading>.rb-playback-status{max-width:360px}.gc-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:20px 28px;background:var(--surface);border:1px solid var(--hairline);border-radius:8px;padding:14px 24px}.gc-modes{flex:1;order:1}.gc-modes>div{display:flex;align-items:center;gap:16px}.gc-modes>div>span,.gc-modes>p{font-size:.8125rem;color:var(--ink-secondary)}.gc-modes>p{margin:6px 0 0}.gc-modes .rb-seg{border-color:var(--hairline);background:var(--surface-muted)}.gc-page .gc-modes .rb-seg-item,.gc-page .gc-modes .rb-seg-item:hover:not(:disabled){min-width:88px;background:var(--surface-muted);color:var(--ink-secondary);transition:none}.gc-page .gc-modes .rb-seg-item-on,.gc-page .gc-modes .rb-seg-item-on:hover:not(:disabled){background:var(--lapis);color:var(--surface);box-shadow:none}.gc-page .gc-modes .rb-seg-item:active:not(:disabled){transform:none}.gc-tonic{order:3;display:flex;flex-direction:column;gap:2px;font-size:.8125rem;color:var(--ink-secondary);max-width:220px}.gc-tonic select{font:inherit;font-size:1rem;min-height:44px;min-width:170px;max-width:100%;border:1px solid var(--control-border);border-radius:8px;padding:4px 12px;color:var(--lapis);background:var(--surface)}.gc-page .gc-execution{order:2;margin:0;padding-inline-end:24px;border-inline-end:1px solid var(--hairline)}.gc-page .gc-execution>summary{border:0;font-size:.9375rem}.gc-page .gc-execution[open]{order:4;flex-basis:100%;padding:12px 0 0;border-inline-end:0;border-top:1px solid var(--hairline)}.gc-page .gc-execution .rb-transposition{background:transparent;border:0;padding:12px 0;grid-template-columns:minmax(0,1fr);max-width:600px}.gc-page .rb-lines{margin-top:20px;gap:14px}.gc-page .gc-card{display:flex;flex-direction:column;gap:0;padding:14px 24px 10px;border-radius:16px;overflow:clip}.gc-card.rb-line-active{background:color-mix(in srgb,var(--lapis-soft) 55%,var(--surface));border-color:var(--hairline);box-shadow:inset -4px 0 var(--note-active)}.gc-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;min-height:48px}.gc-card-title{min-width:110px}.gc-card-title h2{margin:0;font-size:1.35rem;line-height:1.8;color:var(--lapis)}.gc-playing{display:block;color:var(--note-active);font-size:.75rem}.gc-card-actions{display:flex;align-items:center;gap:16px}.gc-page .gc-card-actions .rb-icon-button{background:var(--surface-muted);border-color:var(--hairline);width:48px;height:48px}.gc-page .gc-card-actions .rb-icon-button[aria-pressed=true]{background:var(--lapis-soft);border-color:var(--lapis)}.gc-page .gc-card-actions .rb-line-play-on{outline:none}.gc-page .gc-details-toggle{background:transparent;color:var(--ink-secondary);border:0;padding:8px 0;min-height:44px;display:flex;align-items:center;gap:8px}.gc-details-toggle svg{transform:rotate(-90deg);width:16px}.gc-details-toggle[aria-expanded=true] svg{transform:rotate(90deg)}.gc-page .gc-details-toggle:hover{color:var(--lapis)}.gc-card .pv-baseline{display:none}.gc-card .rb-visual{margin:-4px -12px 0;width:calc(100% + 24px)}.gc-schematic{text-align:right;margin:0;font-size:.75rem;color:var(--ink-secondary)}.gc-card .pv-note[data-selected]{scroll-margin-inline:24px}.gc-card .pv-repeat text{font-size:11px}.gc-card .pv-selection{pointer-events:none}.gd-panel{margin:12px -24px -10px;padding:24px;border-top:1px solid var(--hairline);background:var(--surface-muted);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px}.gd-panel h3{margin:0 0 10px;color:var(--lapis);font-size:1rem}.gd-panel h3 small{font-weight:400;font-size:.75rem;color:var(--ink-secondary)}.gd-panel h4{margin:20px 0 8px;font-size:.875rem}.gd-panel p,.gd-panel li{font-size:.8125rem;margin-block:8px}.gd-hint{color:var(--ink-secondary)}.gd-chips{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-start;margin:16px 0}.gc-page .gd-chips button{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:6px 10px;border:1px solid var(--control-border);border-radius:8px;background:var(--surface);color:var(--ink);font-size:.8125rem}.gd-chips small{color:var(--ink-secondary);font-size:.6875rem}.gc-page .gd-chips button[aria-pressed=true]{outline:2px dashed var(--copper-deep);outline-offset:2px}.gc-page .gd-chips button[data-playing]{background:var(--lapis);color:var(--paper)}.gd-chips button[data-playing] small{color:var(--paper)}.gc-page .gd-chips button:hover{border-color:var(--lapis);background:var(--lapis-soft);color:var(--ink)}.gd-line-source{border-top:1px solid var(--hairline);padding-top:20px;margin-top:24px;overflow-wrap:anywhere}.gd-line-source ul{padding-inline-start:20px}.gd-selection{border-inline-start:1px solid var(--hairline);padding-inline-start:32px;min-width:0}.gd-facts{display:grid;grid-template-columns:auto minmax(0,1fr);gap:8px 16px;font-size:.8125rem}.gd-facts dt{color:var(--ink-secondary)}.gd-facts dd{margin:0}.gd-facts dd small{display:block;color:var(--ink-secondary)}.gd-execution{padding-inline-start:20px}.gd-execution li small{margin-inline-start:12px;color:var(--ink-secondary)}.gd-technical{border-top:1px solid var(--hairline);margin-top:16px;padding-top:8px}.gd-technical summary{min-height:44px;padding-block:8px;cursor:pointer;font-size:.8125rem;color:var(--lapis)}.gd-technical p,.gd-roles p{overflow-wrap:anywhere}.gc-page .rb-gusheh-pager{border-top:1px solid var(--hairline);padding-top:16px;margin-top:16px}.gc-page .rb-colophon{margin-top:24px}@media(max-width:1050px){.gc-page .rb-main{padding-inline:28px}.gc-toolbar{gap:16px}.gc-modes{flex-basis:100%}.gc-tonic{margin-inline-start:auto}}@media(max-width:767px){.gc-page .rb-main{padding-inline:16px}.gc-page .rb-topbar{gap:12px;margin-bottom:16px}.gc-page .rb-topnav{gap:16px}.gc-heading{flex-direction:column;align-items:stretch;gap:12px;margin-bottom:20px}.gc-heading .rb-page-title{font-size:2.7rem}.gc-heading>.rb-playback-status{font-size:.75rem}.gc-toolbar{padding:12px}.gc-modes>div{flex-wrap:wrap;gap:8px}.gc-modes .rb-seg{width:100%;display:flex}.gc-modes .rb-seg-item{flex:1;min-width:0;padding-inline:8px;font-size:.8125rem}.gc-tonic{max-width:160px}.gc-tonic select{min-width:140px;font-size:.875rem}.gc-page .gc-execution{padding-inline-end:8px}.gc-page .gc-execution>summary{padding-inline:0;font-size:.8125rem}.gc-page .gc-card{padding:12px 12px 8px;border-radius:12px}.gc-card-head{flex-wrap:wrap;gap:8px}.gc-card-title{display:flex;align-items:center;gap:16px;width:100%}.gc-card-title h2{font-size:1.125rem}.gc-card-actions{width:100%;gap:12px;justify-content:space-between}.gc-page .gc-card-actions .rb-line-play,.gc-page .gc-card-actions .rb-icon-button{width:44px;height:44px}.gc-card-actions .rb-pill{padding-inline:12px}.gc-card .rb-visual{margin-inline:-8px;width:calc(100% + 16px)}.gd-panel{grid-template-columns:minmax(0,1fr);margin:12px -12px -8px;padding:16px 12px;gap:24px}.gd-selection{border-inline-start:0;padding-inline-start:0;border-top:1px solid var(--hairline);padding-top:20px}.gd-facts{grid-template-columns:minmax(0,1fr);gap:4px}.gd-facts dd{margin-bottom:8px}}.gc-card-title{position:relative}.gc-card-head{min-height:52px}.gc-playing{position:absolute;top:30px;right:0;white-space:nowrap}@media(max-width:767px){.gc-playing{position:static}}@font-face{font-family:IRANYekan Web;src:url(/assets/IRANYekanWebRegular-D8kYaR-r.woff2) format("woff2");font-weight:400;font-display:swap}:root{--bg: #f5f1e7;--panel: #faf7f0;--panel-edge: #d5cec2;--ink: #232b32;--ink-dim: #59636c;--accent: #24466b;--accent-soft: #e5eaf0;--danger: #805139;--radius: 10px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,sans-serif;font-size:15px;line-height:1.65}#root{min-height:100vh}.notfound{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;color:var(--ink-dim)}.notfound a{color:var(--accent)}.lab{max-width:1440px;margin:0 auto;padding:24px 48px 64px}.lab-header{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:14px}.lab-header h1{font-size:1.35rem;font-weight:650;margin:0;letter-spacing:.01em}.lab-sub{color:var(--ink-dim);font-weight:400;font-size:1rem}.synth-badge{font-size:.78rem;color:var(--accent);background:var(--accent-soft);border:1px solid #7b858b;padding:3px 10px;border-radius:999px;white-space:nowrap}.audio-hint{border:1px dashed var(--panel-edge);color:var(--ink-dim);border-radius:var(--radius);padding:8px 14px;margin-bottom:14px;font-size:.9rem}.lab-main{display:grid;grid-template-columns:360px 1fr;gap:18px;align-items:start}.column{display:flex;flex-direction:column;gap:14px;min-width:0}.section{background:var(--panel);border:1px solid var(--panel-edge);border-radius:var(--radius);padding:14px 16px 16px}.section h3{margin:0 0 12px;font-size:.78rem;text-transform:uppercase;letter-spacing:.09em;color:var(--ink-dim);font-weight:600}.lab-footer{margin-top:22px;color:var(--ink-dim);font-size:.85rem}.lab-footer code{background:var(--panel);border:1px solid var(--panel-edge);border-radius:4px;padding:1px 5px;font-size:.8rem}.param{margin-bottom:12px}.param:last-child{margin-bottom:0}.param-head{display:flex;align-items:center;gap:8px}.param-head label{flex:1;min-width:0}.param-value{font-variant-numeric:tabular-nums;color:var(--accent);font-size:.88rem}.reset{border:none;background:none;color:var(--ink-dim);cursor:pointer;font-size:.95rem;padding:0 2px;line-height:1}.reset:hover{color:var(--accent)}.param-hint{margin:4px 0 0;font-size:.78rem;color:var(--ink-dim)}input[type=range]{width:100%;accent-color:var(--accent);margin:6px 0 0}select,input[type=text],input[type=number]{width:100%;background:#faf7f0;color:var(--ink);border:1px solid var(--panel-edge);border-radius:6px;padding:7px 9px;font:inherit}input[type=number]{width:110px;font-variant-numeric:tabular-nums}select:focus-visible,input:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.custom-strings{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px;margin-top:10px}.custom-string{display:flex;align-items:center;gap:6px;font-size:.85rem;color:var(--ink-dim)}.custom-string .unit{font-size:.78rem}.actions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}button{font:inherit;cursor:pointer;border-radius:8px;border:1px solid var(--panel-edge);background:#ede7dc;color:var(--ink);padding:8px 12px;transition:background .15s ease,border-color .15s ease}button:hover:not(:disabled){background:#e5eaf0;border-color:#7b858b}button:disabled{opacity:.45;cursor:default}button.danger{color:var(--danger)}.big{min-height:74px;font-size:1.12rem;font-weight:600;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;background:#24466b}.big:hover:not(:disabled){background:#1c3856;border-color:var(--accent)}.big.stop{border-color:#805139}.big.stop:hover:not(:disabled){border-color:var(--danger)}.big .key{font-size:.7rem;font-weight:500;color:var(--ink-dim);border:1px solid var(--panel-edge);border-radius:4px;padding:1px 7px;background:#ede7dc}.legend{margin:12px 0 0;font-size:.8rem;color:var(--ink-dim)}kbd{border:1px solid var(--panel-edge);border-bottom-width:2px;border-radius:4px;padding:0 5px;font-size:.78rem;background:#ede7dc}.toggle{display:flex;align-items:center;gap:8px;margin-top:12px;font-size:.9rem;color:var(--ink)}.toggle input{accent-color:var(--accent);width:16px;height:16px}.fixture-note{margin:10px 0 0;font-size:.78rem;color:var(--ink-dim);font-variant-numeric:tabular-nums}.meter-canvas{display:block;width:100%;height:130px;background:#faf7f0;border:1px solid var(--panel-edge);border-radius:8px}.preset-save{display:flex;gap:8px;align-items:center}.preset-save input{flex:1;min-width:0}.preset-list{list-style:none;margin:12px 0;padding:0;display:flex;flex-direction:column;gap:6px}.preset-list li{display:flex;align-items:center;gap:8px;padding:6px 8px;background:#faf7f0;border:1px solid var(--panel-edge);border-radius:6px}.preset-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preset-actions{display:flex;gap:6px}.preset-actions button{padding:4px 10px;font-size:.82rem}.preset-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.copied{font-size:.85rem}.copied.ok{color:var(--accent)}.copied.fail{color:var(--danger)}.pitch-controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px}.field{min-width:0}.field>label:first-child{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.09em;color:var(--ink-dim);font-weight:600;margin-bottom:6px}.tonic-row{display:flex;gap:6px}.tonic-row select{width:auto;flex:1}.custom-system{display:flex;gap:8px;margin-top:8px}.custom-system label{flex:1;display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--ink-dim)}.slow-toggle{margin-top:10px;font-size:.85rem}.play-row{display:flex;gap:10px;margin-bottom:12px}.play-row button{padding:10px 24px;font-weight:600}.play-row .play{border-color:var(--accent)}.play-row .stop{color:var(--danger);border-color:#805139}.table-scroll{overflow-x:auto}.note-table{width:100%;border-collapse:collapse;font-size:.92rem}.note-table th{text-align:left;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-dim);font-weight:600;padding:6px 10px;border-bottom:1px solid var(--panel-edge);white-space:nowrap}.note-table td{padding:7px 10px;border-bottom:1px solid #d5cec2;white-space:nowrap}.note-table .num{font-variant-numeric:tabular-nums;text-align:right}.note-table th.num{text-align:right}.note-table tr.playing td{background:var(--accent-soft)}.note-table tr.playing td:first-child{box-shadow:inset 2px 0 0 var(--accent)}.fa-name{direction:rtl;unicode-bidi:isolate;font-family:IRANYekan Web,system-ui,sans-serif}.resolve-error{color:var(--danger);font-size:.9rem;margin:8px 0 0}.open-strings{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:8px}.open-strings li{display:flex;align-items:baseline;gap:8px;padding:6px 8px;background:#faf7f0;border:1px solid var(--panel-edge);border-radius:6px}.open-strings .string-no{font-size:.72rem;color:var(--ink-dim);border:1px solid var(--panel-edge);border-radius:4px;padding:0 5px}.open-strings .num{margin-left:auto;font-variant-numeric:tabular-nums;color:var(--ink-dim);font-size:.82rem}.gusheh-grid{display:grid;grid-template-columns:400px 1fr;gap:18px;align-items:start}.gusheh-editor{position:sticky;top:12px}.tal-text{width:100%;min-height:300px;resize:vertical;background:#faf7f0;color:var(--ink);border:1px solid var(--panel-edge);border-radius:6px;padding:10px 12px;font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:.85rem;line-height:1.55;white-space:pre;overflow-x:auto}.tal-text:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.editor-tools{display:flex;align-items:center;gap:10px;margin-top:10px}.parse-status{font-size:.82rem;font-variant-numeric:tabular-nums}.parse-status.ok{color:var(--accent)}.parse-status.bad{color:var(--danger)}.tal-messages{list-style:none;margin:10px 0 0;padding:0;max-height:180px;overflow-y:auto;font-size:.82rem;display:flex;flex-direction:column;gap:4px}.tal-messages li{display:flex;gap:6px;align-items:baseline}.tal-messages button{padding:1px 7px;font-size:.75rem;font-variant-numeric:tabular-nums;flex-shrink:0}.tal-messages.errors li{color:var(--danger)}.tal-messages.warnings li{color:#805139}.header-summary{display:grid;grid-template-columns:90px 1fr;gap:4px 12px;margin:0;font-size:.88rem}.header-summary dt{color:var(--ink-dim);font-size:.75rem;text-transform:uppercase;letter-spacing:.07em;padding-top:2px}.header-summary dd{margin:0;min-width:0;overflow-wrap:anywhere}.segmented{display:inline-flex;border:1px solid var(--panel-edge);border-radius:8px;overflow:hidden}.segmented button{border:none;border-radius:0;background:transparent;padding:7px 14px;font-size:.85rem}.segmented button.on{background:var(--accent-soft);color:var(--accent)}.field-narrow{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:.82rem;color:var(--ink-dim)}.field-narrow select{width:auto}.custom-koron{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:.8rem;color:var(--ink-dim)}.line-row{margin-bottom:12px}.line-row:last-of-type{margin-bottom:0}.line-head{display:flex;align-items:center;gap:8px;margin-bottom:6px}.line-head button{padding:2px 9px;font-size:.9rem}.line-head button.on{border-color:var(--accent);color:var(--accent)}.line-no{font-size:.78rem;color:var(--ink-dim);font-variant-numeric:tabular-nums;min-width:28px}.line-beats{margin-left:auto;font-size:.75rem;color:var(--ink-dim);font-variant-numeric:tabular-nums}.chip-row{display:flex;flex-wrap:wrap;align-items:center;gap:4px}.chip-wrap{display:inline-flex;align-items:baseline;gap:2px}.chip{display:inline-flex;align-items:baseline;gap:5px;padding:3px 8px;background:#faf7f0;border:1px solid var(--panel-edge);border-radius:6px;font-size:.85rem;line-height:1.3}.chip .chip-name{font-family:IRANYekan Web,system-ui,sans-serif}.chip .chip-meta{font-size:.68rem;color:var(--ink-dim);font-variant-numeric:tabular-nums}.chip.note{cursor:default}.chip.active{border-color:var(--accent);background:var(--accent-soft)}.chip.active .chip-meta{color:var(--accent)}.chip.grace{font-size:.68rem;padding:1px 5px;color:var(--ink-dim);border-style:dashed}.chip.rest{color:var(--ink-dim);font-size:.75rem}.box-group{display:inline-flex;align-items:center;gap:3px;padding:3px 6px;border:1px solid #7b858b;border-radius:8px;margin:0 2px}.box-count{font-size:.68rem;color:var(--ink-dim);align-self:flex-start}@media(max-width:880px){.lab{padding:14px 12px 32px}.lab-main,.gusheh-grid{grid-template-columns:1fr}.gusheh-editor{position:static}.actions-grid{grid-template-columns:repeat(2,1fr)}.big{min-height:64px}}.lab{font-family:IRANYekan Web,Tahoma,sans-serif;direction:ltr}.lab-header{align-items:center;justify-content:space-between;gap:16px 24px;margin-bottom:32px}.lab-heading{flex:1;min-width:240px}.lab-eyebrow{color:var(--danger);font-size:.75rem;margin:0 0 8px}.lab-header h1{font-size:clamp(1.75rem,3vw,2.5rem);font-weight:700;color:var(--accent);letter-spacing:normal}.lab-intro{max-width:44rem;color:var(--ink-dim);margin:8px 0 0}.lab-nav{flex-basis:100%;display:flex;flex-wrap:wrap;gap:8px 24px;border-block:1px solid var(--panel-edge);padding-block:12px;margin-top:8px}.lab-nav a{display:inline-flex;min-height:44px;align-items:center;color:var(--accent);text-decoration:none;border-bottom:2px solid transparent}.lab-nav a[aria-current=page]{border-bottom-color:var(--accent);font-weight:700}.lab-nav a:hover{text-decoration:underline;text-underline-offset:4px}.lab-product-link{margin-inline-start:auto}.lab :focus-visible{outline:2px solid var(--accent);outline-offset:3px}.lab .section{padding:20px 24px;border-radius:12px}.lab .section h3{text-transform:none;letter-spacing:normal;font-size:1rem;color:var(--accent)}.lab button{min-height:44px}.lab .reset{min-width:32px}.lab select,.lab input[type=text],.lab input[type=number]{min-height:44px;border-color:#7b858b}.lab input[type=range]{min-height:28px}.lab .big{color:#faf7f0;border-color:var(--accent)}.lab .big .key{color:var(--ink)}.lab .big.stop{color:var(--danger);background:var(--panel)}.lab .big.stop:hover{background:var(--accent-soft)}.lab .audio-hint{border-style:solid;padding:12px 16px;margin-bottom:24px}.lab .note-table th,.lab .note-table td{padding:10px 12px}.lab .table-scroll{max-width:100%}.lab .section,.lab main,.lab .field{min-width:0}.lab .header-summary dd{overflow-wrap:anywhere}.lab .synth-badge{padding:6px 12px}@media(max-width:880px){.lab{padding:20px 20px 48px}.lab .section{padding:16px}.lab-nav{gap:8px 16px}.lab-product-link{margin-inline-start:0}.lab .preset-save,.lab .preset-tools{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){.lab *{transition:none!important}}